Pointe des Lombards, Cassis - Bed 4 [Banc des Lombards] (Cretaceous of France)

Where: France (43.2° N, 5.5° E: paleocoordinates 32.2° N, 6.8° E)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Acanthoceras rhotomagense ammonoid zone, Middle Cenomanian (99.6 - 93.5 Ma)

• STRATIGRAPHIC RELATIONS: From the Banc des Lombards, within an unnamed lithostratigraphic unit, that overlies the Gargasian Marls (Aptian). AGE: Middle Cenomanian, on the basis of ammonoid biostratigraphy and stratigraphic position; Acanthoceras rhotomagense zone. STRATIGRAPHIC POSITION: From bed 4 [Banc des Lombards], in middle part of section.

• bed-level stratigraphic resolution

Environment/lithology: coastal; lithified, hardground, concretionary, ferruginous, glauconitic, green, conglomeratic sandstone

• ENVIRONMENT: Shallow marine siliciclastic setting.
• SPECIFIC LITHOLOGY: Soft-sediment removed from between nodules formed as the result of early diagenetic cementation, and some material has been reworked into an intraformation conglomerate resting on, and in the interstices between nodules. Locally, nodules have a greenish surface tinge and appear to have been glauconatised. LITHIFICATION: Lithified, on the basis of figured specimens and taphonomic description.

Size class: macrofossils

Preservation: cast, mold/impression, concretion, replaced with limonite

Collection methods: surface (in situ),

• COLLECTOR: Many collectors, including W.J. Kennedy (1967-1990). REPOSITORY: Several repositories, principally the NMNH, but also the BMNH, OUM, FSM and FSL.

Primary reference: W. J. Kennedy. 1994. Cenomanian ammonites from Cassis, Bouches-du-Rhone, France. Palaeopelagos Special Publication 1:209-254 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 82843: authorized by Austin Hendy, entered by Austin Hendy on 02.08.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for ammonoidea, and not listing other taxa; biostratigraphy remanie are not included in list. NOMENCLATURE: Authoritative publication, with modern nomenclature, but often not species resolution identification.
unclassified
  -
Cephalopoda
 Phylloceratida - Phylloceratidae
 Ammonitida - Tetragonitidae
Tetragonites subtimotheanus Wiedmann 1962 ammonite
"Tetragonites spathi" = Tetragonites (Carinites) spathi Fabre 1940 ammonite
Anagaudryceras sacya Forbes 1846 ammonite
"Gaudryceras (Mesogaudryceras) leptonema" = Mesogaudryceras leptonema Sharpe 1855 ammonite
Zelandites europae Wright and Kennedy 1984 ammonite
 Ammonitida - Desmoceratidae
 Ammonitida - Acanthoceratidae
Acanthoceras rhotomagense Brongniart 1822 ammonite
Mantelliceras cantianum Spath 1926 ammonite
Mantelliceras mantelli Sowerby 1814 ammonite
Mantelliceras lymense Spath 1926 ammonite
Mantelliceras saxbii Sharpe 1857 ammonite
 Ammonitida - Forbesiceratidae
"Forbesiceras largillertianum" = Forbesiceras largilliertianum, Forbesiceras chevillei
"Forbesiceras largillertianum" = Forbesiceras largilliertianum d'Orbigny 1841 ammonite
Forbesiceras chevillei Pictet and Renevier 1866 ammonite
 Ammonitida - Hoplitidae
Hyphoplites curvatus Mantell 1822 ammonite
 Ammonitida - Anisoceratidae
"Anisoceras plicatile" = Anisoceras plicatilis
"Anisoceras plicatile" = Anisoceras plicatilis Sowerby 1819 ammonite
 Ammonitida - Hamitidae
Hemiptychoceras tropicum Kossmat 1897 ammonite
Hamites simplex d'Orbigny 1842 ammonite
 Ammonitida - Turrilitidae
"Turrilites (Turrilites) scheuchzerianus" = Turrilites scheuchzerianus, Turrilites (Turrilites) acutus
"Turrilites (Turrilites) scheuchzerianus" = Turrilites scheuchzerianus Bosc 1801 ammonite
Turrilites (Turrilites) acutus Passy 1832 ammonite
 Ammonitida - Baculitidae
"Sciponoceras baculoide" = Sciponoceras baculoides
"Sciponoceras baculoide" = Sciponoceras baculoides Mantell 1822 ammonite